Adium is a free, best instant messager for Mac OS X. It is perhaps the most loved instant messaging client for Mac OS X. Adium can connect you to any number of messaging accounts on any combination of supported messaging services.
- Tabbed chat windows
- Highly customisable UI ,Checkout
- Address Book integration
- Theme your chat windows
- OTR Encryption
- File Transfer
- Adium supports 27 different languages
Switch Tabs with Keyboard using left and right arrow keys.
To close all tabs but one, hold down option and click the close button on the tab you’d like to keep.
To reorder the tabs simply drag them.
A list of supported chat clients:-